anonymous
  • anonymous
anyone know what factors can be multipied to get -35 but added to gett -18
Mathematics
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
7 x 5 = 35
anonymous
  • anonymous
however when added , they are not equal to 18
anonymous
  • anonymous
yeah thought of that one but it doenst work on the second level

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anonymous
  • anonymous
x * y = -35 x + y = -18 x = -18 - y Plug back in: (-18-y)*y = -35 -18 y + y^2 = -35 y^2 - 18y + 35 = 0 y = around 15.78 ish or y = about 2.13 ish Then plug back for x.
anonymous
  • anonymous
wait, isn't it supposed to be xy = 35 and x + y = 18?
anonymous
  • anonymous
that's what she told me
anonymous
  • anonymous
:'( Read the question.
anonymous
  • anonymous
I know I did, but she told me it was + 35 and + 18 in the group chat
anonymous
  • anonymous
mh...bk what's the question @_@
anonymous
  • anonymous
sorry i did type it wrong first but i did change it in the group chat and in here'
anonymous
  • anonymous
What is it? +38 and + 15 or -35 and -15?
anonymous
  • anonymous
so I guess it's - 35 and - 18 :)
anonymous
  • anonymous
Here are the exact values: \[x = -9 - 2 \sqrt{29}\] \[y = -9 + 2 \sqrt{29}\]

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